//
//  ALUserAccount.swift
//  ALSinaWeiBoSwift
//
//  Created by 柴瑞军 on 16/4/11.
//  Copyright © 2016年 myCompany. All rights reserved.
//

import UIKit

class ALUserAccount: NSObject ,NSCoding{
    //        "access_token" = "2.00LC1JFC0NeFYa212e23f1f74JQk2E";
    //        "expires_in" = 157679999;
    //        "remind_in" = 157679999;
    //        uid = 1908369311;
//定义模型的属性
    var access_token:String?
/// access_token的生命周期，单位是秒数, 基本数据类型不要定义为可选,定义为可选,kvc找不到这个属性
//    基本数据类型不要定义为可选,定义为可选以后kvc找不到这个属性
    var expires_in:NSTimeInterval = 0 {
        didSet{
//        当KVC给expiers_in赋值完后,我们来创建expiresDate
            expiresDate = NSDate(timeIntervalSinceNow: expires_in)
        }
    }
    
//    过期事件NSDate,NSDate比较时间方便
    var expiresDate :NSDate?
    
//    var remind_in:String?
    /// 授权用户的UID
    var uid:String?
    /// 用户昵称
    var screen_name: String?
    
    /// 用户头像地址（大图）180×180像素
    var avatar_large: String?
    
    init(dict:[String:AnyObject]){
//        在调用super.init() 时,要确保属性属性已经赋值,要么可以将属性定义可选值,记住基本数据类型不能定义为可选值
    super.init()
//        下面的方法要写在父类初始化以后,因为只有在父类初始化完成之后才创建对象,此时才能进行字典转模型,字典转模型的实质是通过每个属性去字典中查找有没有对应的key值
        setValuesForKeysWithDictionary(dict)
    }
    
    /// 字典中的key在模型中找不到对应属性时调用
    override func setValue(value: AnyObject?, forUndefinedKey key: String) {
        ALPrint("forUndefinedKey: \(key)")
    }
    
/// 打印对象,只读计算性属性
//    
    override var description: String{
        get{
        return "access_token: \(access_token), expires_in: \(expires_in), uid: \(uid), expiresDate: \(expiresDate), screen_name: \(screen_name), avatar_large: \(avatar_large)"
    }
    
    }
    
//    MARK:解档和归档
//归档
    func encodeWithCoder(aCoder: NSCoder) {
        aCoder.encodeObject(access_token, forKey: "access_token")
        aCoder.encodeDouble(expires_in, forKey: "expires_in")
        aCoder.encodeObject(uid, forKey: "uid")
        aCoder.encodeObject(expiresDate, forKey: "expiresDate")
        aCoder.encodeObject(screen_name, forKey: "screen_name")
        aCoder.encodeObject(avatar_large, forKey: "avatar_large")
    }
//    解档
    required init?(coder aDecoder: NSCoder) {
        access_token = aDecoder.decodeObjectForKey("access_token") as? String
        expires_in = aDecoder.decodeDoubleForKey("expires_in")
        expiresDate = aDecoder.decodeObjectForKey("expiresDate") as? NSDate
        uid = aDecoder.decodeObjectForKey("uid") as? String
        screen_name = aDecoder.decodeObjectForKey("screen_name") as? String
 
        avatar_large = aDecoder.decodeObjectForKey("avatar_large") as? String
    }
}
